Thomlin Company forecasts that total factory overhead for the current year will be $11,216,000 with 180,000 total-machine hours. Year to date, the actual factory overhead is $7,771,000 and the actual machine hours are 99,000 hours. The predetermined factory overhead rate based on machine hours is Round the factory overhead rate to the nearest dollar before multiplying by the number of hours. a. 562 per machine bour b. $113 per machime hour c. 543 per machine hour d. 578 per machine hour The effect on operating income if absorption costing is used rather than wariable costing would be a a. $74,096 decrease b. $74,096 increase c. $47,152 decrease d. 547,152 increase